H42.5 – Malico Inc. Home » Passive Heat Sink » H Series » H42.5 – Malico Inc. :: H :: Dimension Model No. L x W (mm) Height (mm) Weight (grams) CAD H 42.5-06 42.5 x 42.5 6.3 16.2 By request H 42.5-10 42.5 x 42.5 9.5 21.6 By request H 42.5-13 42.5 x 42.5 12.7 27.0 By request Material : Aluminum 6063 Finish : Black anodize Remarks: : Model number H42.5-06 indicate 42.5×42.5mm is package footprint and 6 mm is overall height , all the dimensions are in arithmetic , the drawing overall height is real dimension :: Rth ( oC/W ) :: Air Velocity / Rth ( oC/W ) 200(LFM) 400(LFM) 600(LFM) H42.5-06 3.15 2.01 1.54 H42.5-10 2.61 1.61 1.18 H42.5-13 2.14 1.22 0.83